in vienna, iran and the international atomic energy agency help talks and made plans to meet again. >> we had construct a discussion on a variety of issues, a range of issues, and we agreed to continue substantive talks. >> the assessment of the vienna meeting is seen as a sign that iran's new president is serious about reducing nuclear tensions. >> all right, we want to talk a little bit more about relations between iran and the u.s. and the west, and to do that, i'm joined by our middle east analyst, a familiar face here on dw. the world, the u.s., the west -- we are not sneak -- used to seeing an iranian president smiling, talking about peace, talking about a new era in relations. how much of this is more than just a charm offensive? >> rouhani indeed is a very charming personality, but at the same time, he is an expression of different policy making. the iranians understand they have put themselves in a difficult addition due to their aggressive language under his predecessor, and now they are really trying to turn around, mainly as a result of the sanctions that have hurt the ira